Atpresentmoreandmorestudentsch-优题课

At present more and more students choose online courses and study by　　（they）．

科目英语题型填空题难度中等

知识点：语法填空

I can't hear you　　（清楚地）． Please speak a little bit louder．

I met a friend of　　（她的）in the street yesterday．

Drinking too much juice can be　　（有害的） to people's teeth．

The use of new energy cars helps to reduce air　　（污染）．

There will be a high﹣speed railway，　　（在……之间）Ningbo and Zhoushan．